Bring flax gel o room temperature and mix it with milk. Set aside for 30 minutes.
Preheat oven to 175°C.
Grease an 8" cake tin with pan release / grease and dust the tin.
Cream together butter and sugar.
Add caramel syrup and essence and beat until combined.
Mix the flax gel and milk and add it to the butter mixture.
The mixture will become like a curdled mass. Don't worry.
Mix together flour, baking powder and salt and add it to the butter flax gel mixture.
Beat well. Pour batter into the prepared pan.
Bake for 40-45 minutes or until a skewer inserted comes out clean.
Place it on wire rack for 10 minutes.
Now flip the cake on to the rack and cool completely.
Slice and enjoy..